<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>Document</title>
</head>

<body>
<div id="app">
    <h1>{{msg}}</h1>
    <input type="text" v-model="msg">
    <input type="checkbox" v-model="isChecked">{{isChecked}}

</div>
<script src="vue.js"></script>
<script>
    var vm = new Vue({
        el: '#app',
        data: {
            msg: '动手吃鸡',
            isChecked: false
        }
    })
</script>
</body>

</html>